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22 September, 2018

Q4OS 3.4 Centaurus

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08 September, 2018

Q4OS 2.6 Scorpion

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29 November, 2017

Windows10 loves Q4OS

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Live CD

The Long Term Support release codenamed 'Scorpion' gives you five years of security patches and updates, it will be supported until October 2022 at least.


Live media allow users to get a quick Q4OS experience, or try it out on a real hardware without installation. If satisfied, an optional installer is available. You can download either a lightweight and efficient Trinity desktop, or more advanced Plasma desktop edition. The minimal hardware requirements are defined as follows:
Trinity desktop - 300MHz CPU / 128MB RAM / 3GB disk
Plasma desktop - 1GHz CPU / 1GB RAM / 5GB disk

Installation CD

If you are looking for pure installation media for personal computers, even for older i386 systems without PAE extension, download the installation CD below.



Installer for Windows

Windows installer puts Q4OS alongside Windows in an easy way, you will not have to modify your existing Windows installation. The installer is Windows 10/8/7 compatible.



Specific hardware - Raspberry Pi, Pinebook

Download images below to get a poweful desktop optimized for the Raspberry Pi, or Pine64 hardware family.



ARM port

Q4OS for ARM devices runs on wide variety of hardware equipped with 32/64bit ARM processors, including Chromebooks, tablets, single board computers, embedded devices and more.



Software downloads

Get Q4OS applications from this section. Installation is pretty easy, download and save installer, doubleclick it from filemanager and follow setup instructions.

Mozilla Firefox ESR ... Mozilla's web browser, ESR version.
Blueman ... bluetooth manager for laptops with integrated bluetooth device.
Dropbox ... Dropbox.
Skype ... Skype.
Teamviewer ... Teamviewer.
Google Chrome ... Google's web browser.
Chromium ... Chromium web browser.
Libre Office ... professional quality office suite.
Multimedia codecs ... high quality video and audio codecs.
Virtualbox Guest Additions ... optimized drivers for those who run inside Virtualbox.
Update Manager ... software updates notifier and manager.


Other downloads

If you are looking for older supported Q4OS releases, you can download from Legacy releases page. For the newest Q4OS testing images, check the dedicated Testing releases page.

Files details

md5sum ; file:
9e992ee80ec687018f4613024f1807f5 q4os-2.6-x64-kde.r5.iso
d3f76d0feb23b6cafe3fbfcb7e03c915 q4os-2.6-x64.r5.iso
836fcd8d32141167020bbdc1a5e366b2 q4os-2.6-i686pae.r5.iso
850f249b3d7af05587eb3f104ff82607 q4os-2.6-x64-instcd.r4.iso
4aea8d34c736c12c0daf6ba489759b6f q4os-2.6-i386-instcd.r4.iso
26974f8e99bab31b434c7e8783e745e5 q4os-2.6-rpi.r5.zip
8505d8f32cc9eb224fdb53369323ae77 q4os-2.6-pinebook1080p.r7.zip
bfab2836dfce3a4d448831d39f9d4b8a q4os-2.6-pinebook.r7.zip
c79ff438e5c54fc606dd47c5dc034686 q4os-winsetup.exe